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EEG Board Prep Exam: Comprehensive Guide with Verified Answers, Exams of Genetics

This comprehensive eeg board prep exam document covers a wide range of topics, including eeg patterns, the effects of high-frequency filters, stroke symptoms, the relationship between voltage, sensitivity, and deflection, and the ability to record low-amplitude eeg signals in the presence of 60hz noise. Detailed explanations and verified answers to help students prepare for their eeg board exams. With a focus on key concepts and practical applications, this resource is an invaluable tool for anyone studying or working in the field of electroencephalography.

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2024/2025

Available from 09/26/2024

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EEG BOARD PREP EXAM | ALL QUESTIONS
AND CORRECT ANSWERS | GRADED A+ |
VERIFIED ANSWERS | LATEST VERSION
(JUST RELEASED)
A genetic epilepsy syndrome whos gene has been mapped to chromosome
6 and becomes evident in normal teenagers with early mornings myoclonic
jerks and generally clonic tonic seizures ------CORRECT ANSWER-----------
----JUVENILE MYOCLONIC EPILEPSY OF JANZ
CHARACTERIZED BY MULTIPLE SEIZURE TYPES THAT ARE
DIFFICULT TO CONTROL ESPECIALLY ATONIC SEIZURES AND
ATYPICAL ABSENCES, IN ADDITION TO GENERALIZED
CONVULSIONS, AND AN ABNORMAL INTERICTAL EEG WITH
GENERALIZED 2 TO 2.5HZ. SLOW SPIKE AND WAVE DISCHARGES ----
--CORRECT ANSWER---------------LENNOX GASTAUT SYNDROME
_____ IS A WHITE MATTER DISEASE WITH LONG TRACT SIGNS
INCLUDING SPASTICITY, HYPERREFLEXIA, AND BABINSKI'S SIGN,
OPTIC ATROPHY, CORTICAL BLINDNESS OR DEAFNESS AND
SEIZURES OCCURING LATE IN THE COURSE ------CORRECT
ANSWER---------------LEUKOENCEPHALOPATHIES
IS A RARE PROGRESSIVE CEREBROVASCULAR DISORDER
PRIMARILY IN CHILDREN BUT ALSO ADULTS, CAUSED BY BLOCKED
ARTERIES IN THE BASAL GANGLIA. THE NAME MEANS "PUFF OF
SMOKE" NAMES FOR THE APPEARANCE OF A TANGLE OF TINY
BLOOD VESSELS THAT DEVELOP TO COMPENSATE FOR THE
BLOCKAGE AND APPEAR ON XRAY. SYMPTOMS INCLUDE STROKE
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Download EEG Board Prep Exam: Comprehensive Guide with Verified Answers and more Exams Genetics in PDF only on Docsity!

EEG BOARD PREP EXAM | ALL QUESTIONS

AND CORRECT ANSWERS | GRADED A+ |

VERIFIED ANSWERS | LATEST VERSION

(JUST RELEASED)

A genetic epilepsy syndrome whos gene has been mapped to chromosome 6 and becomes evident in normal teenagers with early mornings myoclonic jerks and generally clonic tonic seizures ------CORRECT ANSWER----------- ----JUVENILE MYOCLONIC EPILEPSY OF JANZ CHARACTERIZED BY MULTIPLE SEIZURE TYPES THAT ARE DIFFICULT TO CONTROL ESPECIALLY ATONIC SEIZURES AND ATYPICAL ABSENCES, IN ADDITION TO GENERALIZED CONVULSIONS, AND AN ABNORMAL INTERICTAL EEG WITH GENERALIZED 2 TO 2.5HZ. SLOW SPIKE AND WAVE DISCHARGES ---- --CORRECT ANSWER---------------LENNOX GASTAUT SYNDROME _____ IS A WHITE MATTER DISEASE WITH LONG TRACT SIGNS INCLUDING SPASTICITY, HYPERREFLEXIA, AND BABINSKI'S SIGN, OPTIC ATROPHY, CORTICAL BLINDNESS OR DEAFNESS AND SEIZURES OCCURING LATE IN THE COURSE ------CORRECT ANSWER---------------LEUKOENCEPHALOPATHIES IS A RARE PROGRESSIVE CEREBROVASCULAR DISORDER PRIMARILY IN CHILDREN BUT ALSO ADULTS, CAUSED BY BLOCKED ARTERIES IN THE BASAL GANGLIA. THE NAME MEANS "PUFF OF SMOKE" NAMES FOR THE APPEARANCE OF A TANGLE OF TINY BLOOD VESSELS THAT DEVELOP TO COMPENSATE FOR THE BLOCKAGE AND APPEAR ON XRAY. SYMPTOMS INCLUDE STROKE

AND TIA'S WITH ASSOCIATED WEAKNESS AND PARALYSIS. ------

CORRECT ANSWER---------------MOYAMOYA DISEASE

A BRIEF PERIOD OF TRANSIENT PARALYSIS FOLLOWING A

SEIZURE: ------CORRECT ANSWER---------------TODD'S PARALYSIS

A RARE CHRONIC INFLAMMATORY AUTOIMMUNE DISEASE

USUALLY AFFECTING ONLY ONE HEMISPHERE OF THE BRAIN

CHARACTERIZED BY FREQUENT AND SEVERE SEIZURES, LOSS OF

MOTOR AND SPEECH AS WELL AS HEMIPARESIS AND MENTAL

DETERIORATION. ONSET IS COMMON IN CHILDHOOD AND RARE IN

ADOLESCENTS AND ADULTS: ------CORRECT ANSWER---------------

RASMUSSEN'S ENCEPHALITIS

A DISEASE OF UNKNOWN CAUSE, USUALLY FOLLOWING A VIRAL

INFECTION IN CHILDREN WHO HAVE TAKEN ASPIRIN AND

RESULTING IN VOMITING, LISTLESSNESS, PERSONALITY CHANGES,

DISORIENTATION, SEIZURES, AND LOSS OF CONSCIOUSNESS: ------

CORRECT ANSWER---------------REYES SYNDROME

A NEUROLOGICAL DISORDER INDICATED AT BIRTH BY SEIZURES

ACCOMPANIED BY LARGE PORT-WINE STAIN BIRTHMARK ON THE

FOREHEAD, AND CEREBRAL CORTEX ATROPHY AND INCREASED

PRESSURE WITHIN THE EYE ON THE AFFECTED SIDE: ------

CORRECT ANSWER---------------STURGE-WEBER-SYNDROME

If a 10 uV, 1 Hz wave was recorded using a 1 Hz low frequency filter, what would the voltage measure in the printout? ------CORRECT ANSWER-------- -------7 uV

Input 1 = - 10 0uV and Input 2 = - 50uV. The waveform will ________. ------ CORRECT ANSWER---------------DEFLECT UPWARD IN A REFERENTIAL MONTAGE, WHAT IS THE MOST VALUABLE LOCALIZING FEATURE? ------CORRECT ANSWER---------------HIGHEST VOLTAGE DISCHARGE IN A CHAIN LINKED BIPOLAR MONTAGE, WHAT IS THE MOST VALUABLE LOCALIZING FEATURE? ------CORRECT ANSWER------------- --PHASE REVERSAL WHAT IS THE MOST LIKELY EEG FINDING DURING A PSYCHOGENIC NONEPILEPTIC SEIZURE? ------CORRECT ANSWER--------------- NORMAL AWAKE RHYTHMS Hypocapnia causes ______. ------CORRECT ANSWER---------------blood vessels constrict A surface-negative, wicket-type rhythm found in the central head regions is known as ------CORRECT ANSWER---------------MU RHYTHM WHEN SLEEP SPINDLES ARE RECEDED BY SHARP WAVES, WHICH CAN BE ELICITED IN RESPONSE TO SOUND, THEY ARE CALLED WHAT? ------CORRECT ANSWER---------------K COMPLEXES

HYPERVENTILATION WOULD BE CONSIDERED ABNORMAL IN THE

FOLLOWING CONDITIONS WHEN THE BUILD UP___? ------CORRECT

ANSWER---------------CONSISTS OF FOCAL DELTA

Slow, rolling eye movements are seen ------CORRECT ANSWER------------- --during drowsiness WHICH DOES NOT ATTENUATE ALPHA RHYTHM? ------CORRECT ANSWER---------------EYE CLOSING The conceptional age is defined as the ------CORRECT ANSWER------------- --gestational age plus the chronological age WHICH SLEEP TRANSIENTS IS WELL DEFINED BY AGE 2 TO 3 MONTHS? ------CORRECT ANSWER---------------SLEEP SPINDLES ZARONTIN (ETHOSUXIMIDE), NEURONTIN (GABAPENTIN), KEPPRA, LAMICTAL, TOPAMAX, GABATRIL, TRILEPTAL, ZONEGRAN (ZONISAMIDE) ARE WHAT GROUP OF MEDS? ------CORRECT ANSWER---------------ANTIEPILEPTICS PROZAC (FLUOXETINE), WELLBUTRIN (BUPROPION), LEXAPRO, ZOLOFT, SERTRALINE, PAXIL CELEXA, EFFEXOR XL, ARE CONSIDERED WHAT? ------CORRECT ANSWER--------------- ANTIDEPRESSANTS

The corneal retinal potential is a relative charge difference between the from and back of the eye; what is the relative charge of the cornea? ------ CORRECT ANSWER---------------POSITIVE Electrodes placed on the dorsum of the hand monitor ------CORRECT ANSWER---------------ARTIFACT INDUCED FROM SURROUNDINGS A SHARP WAVE HAS A DURATION OF? ------CORRECT ANSWER-------- -------160 MSEC A WAVE WITH A FREQUENCY OF 5 HERTZ FALLS IN WHAT FREQUENCY BAND? ------CORRECT ANSWER---------------THETA WHICH OF THE FOLLOWING EEG PATTERNS IS CONSIDERED A GOOD PROGNOSIS SIGN IN A COMATOSE PATIENT? ------CORRECT ANSWER---------------DESYNCHRONIZATION OF BACKGROUND RHYTHMS IN RESPONSE TO NOXIOUS STIMULI CREUTZFELDT-JACOB DISEASE IS ASSOCIATED WITH WHICH OF THE FOLLOWING EEG PATTERNS? ------CORRECT ANSWER--------------

  • PERIODIC COMPLEXES MULTI-INFARCT DEMENTIA IS DUE TO WHAT? ------CORRECT ANSWER---------------VASCULAR DISEASE

The EEG amplifier is designed so that when input 1 is more negative than input 2, the deflection will be ------CORRECT ANSWER--------------- UPWARD Common Mode Rejection ------CORRECT ANSWER---------------the characteristic of an amplifier that rejects external interference WHICH OF THE FOLLOWING IS MOST ATTENUATED BY A LOW FREQUENCY FILTER OF 1HZ ------CORRECT ANSWER---------------0. HZ TIME CONSTANT IS DEFINED AS THE TIME REQUIRED TO... ------ CORRECT ANSWER---------------FOR THE DEFLECTION TO FALL (DECAY) TO 67% OF THE PEAK DEFLECTION An EEG record has 3/sec spike & wave discharges. Both the spike and the slow wave have voltages of 100uV. If this discharge is recorded with a LFF of 5Hz and a sensitivity of 10uV/mm, what would be the deflection of the spike and the wave? a. spike 10mm & wave 6mm b. spike 6mm & wave 10mm c. spike 10mm & wave 10mm d. spike 6mm & wave 6mm ------CORRECT ANSWER---------------SPIKE 10MM, WAVE 6MM A HIGH FREQUENCY SETTING OF 35HZ WOULD ATTENUATE 50HZ MUSCLE ACTIVITY BY APPROXIMATELY WHAT PERCENTAGE? ------ CORRECT ANSWER---------------40%

c. relocate P3 4mm anteriorly d. relocate all electrodes in the right parasagittal plane 4mm anteriorly ------ CORRECT ANSWER---------------A. RELOCATE C3 4MM ANTERIORLY IN A REFERENTIAL MONTAGE, HOW IS THE ORIGIN OF THE POTENTIAL DETERMINED? ------CORRECT ANSWER--------------- AMPLITUDE WHEN RECORDING FOR ECI, INTERELECTRODE IMPEDANCES SHOULD BE AT LEAST____ OHMS, BUT LESS THAN _____ OHMS. -----

  • CORRECT ANSWER--------------- 100 ----10, WHEN RECORDING FOR ECI, IT IS RECOMMENDED THAT THE SENSITIVITY BE _____ uV/MM AND THE LOW FILTER SHOULD NOT BE HIGHER THAN ____HZ. FOR AT LEAST____MINS OF RECORDING. ------CORRECT ANSWER---------------2uV, 1.0HZ, 30 MINS THE TRACTS CONNECTING THE RIGHT AND LEFT HEMISPHERES ARE CALLED WHAT? ------CORRECT ANSWER---------------CORPUS CALLOSUM THE CENTRAL SULCUS (FISSURE OF ROLANDO) DEMARCATES WHAT? ------CORRECT ANSWER---------------FRONTAL AND PARIETAL LOBES THE TRIGEMINAL NERVE DOES? ------CORRECT ANSWER--------------- IS THE MAJOR SENSORY NERVE OF THE FACE

A SUBARACHNOID HEMORRHAGE OCCURS WHERE? ------CORRECT

ANSWER---------------BETWEEN TWO LAYERS OF THE MENINGES

THE CARDIOVASCULAR AND RESP CENTERS FOR AUTOMATIC

CONTROL OF HEART RATE AND RESPIRATION ARE FOUND IN? ------

CORRECT ANSWER---------------MEDULLA

Thrombosis of the anterior cerebral artery is most likely due to cause: a. nystagmus b. contralateral lower extremity weakness c. contralateral facial weakness d. aphasia ------CORRECT ANSWER---------------CONTRALATERAL LOWER EXTREMITY WEAKNESS Thrombosis of the right middle cerebral artery would most likely cause ------ CORRECT ANSWER---------------LEFT SIDED PARALYSIS, PRIMARILY OF THE FACE AND ARM INFLAMMATION OF THE COVERINGS OF THE BRAIN OR SPINAL CORD IS CALLED? ------CORRECT ANSWER---------------MENINGITIS A MALIGNANT TUMOR PRIMARILY SEEN IN CHILDREN MAY BE? ------ CORRECT ANSWER---------------MEDULLOBLASTOMA THE MOST COMMON SYMPTOMS OF WHICH TYPE OF HEAD INJURY ARE TEMPORARY LOSS OF CONSCIOUSNESS, FOLLOWED BY

A PATIENT WITH SENSORY APHASIA WILL HAVE DIFFICULTY..? ------

CORRECT ANSWER---------------COMPREHENDING THE MEANING OF

WORDS OR PHASES

WHAT TERM IS USED TO DESCRIBE BRAINSTEM INJURY IN A

PATIENT WHO IS COMPLETELY PARALYZED EXCEPT FOR VERTICAL

EYE MOVEMENTS? ------CORRECT ANSWER---------------LOCKED-IN

SYNDROME

WHAT TEST IS USEFUL IN THE DIAGNOSIS OF MULTIPLE

SCLEROSIS, PONTINE ANGLE TUMORS, COMA AND BRAIN DEATH? -

-----CORRECT ANSWER---------------BRAINSTEM AUDITORY EVOKED

POTENTIAL

QRS complex refers to: a. ventricular excitation in the myocardium b. spinal cord reflex c. herniation of the first 3 cranial nerves d. the tetrad of narcolepsy ------CORRECT ANSWER---------------A VENTRICULAR EXCITATION IN THE MYOCARDIUM WHEN PERFORMING AN EEG FOR EVALUATION OF CENTRAL NERVOUS SYSTEM DISEASE THAT MAY HAVE INFECTIOUS ETIOLOGY, THE TECHNOLOGIST SHOULD...? ------CORRECT ANSWER---------------OBSERVE UNIVERSAL PRECAUTIONS The ratio of chest compressions to breaths in one-person CPR is: a. 5: b. 5: c. 10:

d. 30:2 ------CORRECT ANSWER---------------30: Normal alpha, in an adult, should NOT be seen: a. in the central and temporal head regions b. with the eyes closed c. in the frontal head regions d. in the occipital head regions ------CORRECT ANSWER---------------IN THE FRONTAL HEAD REGIONS Symmetry of sleep spindles, when present, is important in the evaluation of: a. the physiological maturation of an infant b. seizures which occur during sleep c. REM sleep d. Spindle coma ------CORRECT ANSWER---------------THE PHYSIOLOGICAL MATURATION OF AN INFANT THE PRESENCE OF SLEEP SPINDLES AND V WAVES IN THE EEG SIGNALS WHAT STAGE OF SLEEP? ------CORRECT ANSWER------------- --STAGE II Photic driving ------CORRECT ANSWER---------------MAY OR MAY NOT BE PRESENT IN A NORMAL EEG RECORDING Activation of an absence seizure is most consistently obtained during: a. sleep b. photic stimulation c. hyperventilation d. eye opening and closing ------CORRECT ANSWER--------------- HYPERVENTILATION

WHICH IS RELATED TO AN ALPHA COMA PATTERN? ------CORRECT

ANSWER---------------AN ATYPICAL DISTRIBUTION OF ALPHA

THE SLEEP DISORDER THAT OCCURS MOST COMMONLY IN THE

ADULT POPULATION IS WHAT? ------CORRECT ANSWER---------------

SLEEP APNEA

THE PURPOSE OF THE MULTIPLE SLEEP LATENCY TEST (MSLT) IS

TO WHAT? ------CORRECT ANSWER---------------QUANTIFY THE

PATIENT SLEEPINESS AND IDENTIFY REM ONSET

WHAT WOULD BE THE MOST BENEFICIAL IN EVALUATING

SUSPECTED NARCOLEPSY? ------CORRECT ANSWER---------------

MULTIPLE SLEEP LATENCY TEST

BENZODIAZEPAMS SUCH AS ATIVAN (LORAZEPAM) AT A

THERAPEUTIC LEVELS CAN CAUSE WHAT? ------CORRECT ANSWER-

--------------FRONTAL CENTRAL BETA

The drug phenytoin aka Dilantin, will have little effect on the EEG at therapeutic levels, however when approaching toxic levels the drug can cause what EEG change: a. an increase in beta b. a slowing in the background alpha c. frontal beta d. bursts of temporal theta ------CORRECT ANSWER---------------A SLOWING IN THE BACKGROUND ALPHA

Horizontal resolution refers to the: a. time constant divided by equivalent paper speed aka epoch, analysis time, time base b. amount of time required to return to the horizontal baseline c. amount of space available for storage to disk d. number of data points that are stored to record a signal in each second across time ------CORRECT ANSWER---------------NUMBER OF DATA POINTS THAT ARE STORED TO RECORD A SIGNAL IN EACH SECOND ACROSS TIME THE MINIMUM REQUIREMENTS FOR A MONITOR TO DISPLAY EEG ACCURATELY ARE MET WITH MONITORS THAT HAVE WHAT? ------ CORRECT ANSWER---------------AT LEAST 1024 DATA POINTS ACROSS THE SCREEN ACNS Guidelines 2006 state that vertical scaling on digital EEG instruments should have a minimum of ________ per channel when displaying up to _______ channels: a. 10mm, 21 b. 20mm, 16 c. 5mm, 18 d. 7mm, 32 ------CORRECT ANSWER---------------A. 10MM, 21 Cancellation occurs when _______: a. the two electrodes in a channel are both inactive b. input 1 is higher in voltage than input 2 c. the voltage of input 1 is the same as the voltage in input 2 d. the reference electrode is truly inactive ------CORRECT ANSWER--------- ------THE VOLTAGE IN INPUT 1 IS THE SAME AS THE VOLTAGE IN INPUT 2

A short time constant results in: a. increase in fast frequencies b. decrease in fast frequencies c. increase in slow activity d. decrease in slow activity ------CORRECT ANSWER--------------- DECREASE IN SLOW ACTIVITY THE SMALLEST STRUCTURE THAT MAINTAINS ITS CHEMICAL CHARACTER IS WHAT? ------CORRECT ANSWER---------------ATOM ELECTROMOTIVE FORCE IS MEASURED IN WHAT? ------CORRECT ANSWER---------------VOLTS PATIENT IS AN ADULT ALERT WITH EYES OPEN/EYES CLOSED IN THE MIDDLE OF THE SAMPLE (NOTE EYE MOVEMENT ARTIFACTS ON OPENING AND CLOSING 3 SECONDS LATER) WHAT WOULD YOU NOTICE IN THE EEG SAMPLE? ------CORRECT ANSWER--------------- SLOW ALPHA VARIANT RAPID, INVOLUNTARY, JERKY, ARRHYTHMIC MOVEMENTS OF MUSCLE GROUPS, THAT CAN BE GENERALIZED, SYMMETRIC, ASSYMETRIC OR UNILATERAL DESCRIBES WHAT DISORDER? ------ CORRECT ANSWER---------------CHOREA CLINICAL SYNDROME CHARACTERIZED BY LOSS OF FUNCTION IN MULTIPLE COGNITIVE ABILITIES IN AN INDIVIDUAL WITH

PREVIOUSLY NORMAL OR AT LEAST HIGHER INTELLECTUAL LEVEL

IS CALLED WHAT? ------CORRECT ANSWER---------------DEMENTIA

AN AUTOSOMAL RECESSIVE (CHROMOSOME 13) DISORDER OF

COPPER METABOLISM ALSO CALLED HEPATOLENTICULAR

DEGENERATION, WITH SYMPTOMS OF BEHAVIORAL CHANGES,

ATAXIA, DYSARTHRIA AND ABNORMAL MOVEMENTS AS WELL AS

HEPATIC DYSFUNCTION IS WHAT? ------CORRECT ANSWER--------------

- WILSONS DISEASE

A PATIENT WITH SYMPTOMS OF STROKE WHICH INCLUDE,

CONTRALATERAL HEMIPARESIS (FACE AND ARM GREATER THAN

LEG) HORIZONTAL GAZE PALSY, HEMISENSORY DEFICITS,

HOMONYMOUS HEMOANOPSIA, LANGUAGE AND COGNITIVE

DEFICITS (APHASIA, AGNOSIA, NEGLECT) IS LIKEY TO HAVE HAD

WHAT? ------CORRECT ANSWER---------------MIDDLE CEREBRAL

ARTERY (MCA) INFARCTION

A BIPHASIC HORIZONTAL, VERTICAL, DIAGONAL OR ROTATION

OCULAR OSCILLATION IN WHICH AT LEAST ONE PHASE IS SLOW IS

WHAT? ------CORRECT ANSWER---------------NYSTAGMUS

SPINOCEREBELLER DEGENERATION: ------CORRECT ANSWER---------

------FRIEDRICK'S ATAXIA

Syringomyelia ------CORRECT ANSWER---------------abnormal cavity or cyst in the spinal cord